package Demo01_15;

/**
 * Created by 14229 on 2020/1/10.
 */
public class Test03 {
    public static void main(String[] args) {

        int i = 1;
        while (true){
            System.out.println("圆的半径为:"+i+"   圆的面积为:"+(3.14*i*i));
            i++;
            if (3.14*i*i>50){
                break;
            }
        }

    }
}
